fix(ChunkedUpload): Remove note regarding chunked upload not being used on file drop shares

Signed-off-by: David Dreschner <david.dreschner@nextcloud.com>

Author: DerDreschner

admin_manual/configuration_files/big_file_upload_configuration.rst

@@ -159,8 +159,6 @@ Put in a value in bytes (in this example, 20MB). Set ``--value 0`` for no chunki
 
 Default is ``104857600`` (100 MiB).
 
-.. note:: Changing ``files.chunked_upload.max_size`` will not have any performance impact on files uploaded through File Drop shares as unauthenticated file uploads are not chunked.
-
 Large file upload on object storage
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